204428406

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{2297}}^1$

素因数の和:2485

約数の個数: 64

約数和(自身を含む): 506515968

約数和(自身を除く): 302087562

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 163, 182, 273, 326, 489, 546, 978, 1141, 2119, 2282, 2297, 3423, 4238, 4594, 6357, 6846, 6891, 12714, 13782, 14833, 16079, 29666, 29861, 32158, 44499, 48237, 59722, 88998, 89583, 96474, 179166, 209027, 374411, 418054, 627081, 748822, 1123233, 1254162, 2246466, 2620877, 4867343, 5241754, 7862631, 9734686, 14602029, 15725262, 29204058, 34071401, 68142802, 102214203, 204428406]

約数ペア:

[(1, 204428406), (2, 102214203), (3, 68142802), (6, 34071401), (7, 29204058), (13, 15725262), (14, 14602029), (21, 9734686), (26, 7862631), (39, 5241754), (42, 4867343), (78, 2620877), (91, 2246466), (163, 1254162), (182, 1123233), (273, 748822), (326, 627081), (489, 418054), (546, 374411), (978, 209027), (1141, 179166), (2119, 96474), (2282, 89583), (2297, 88998), (3423, 59722), (4238, 48237), (4594, 44499), (6357, 32158), (6846, 29861), (6891, 29666), (12714, 16079), (13782, 14833)]